Duffle bag



FIG. 1 is a front perspective view of a duffle bag;

FIG. 2 is a side view of the duffle bag depicted in FIG. 1, where an opposing side view is a mirror image of that depicted in FIG. 2; and,

FIG. 3 is a top view of the duffle bag depicted in FIG. 1, with the handles shown in an alternate state.

The broken lines depict portions of the article that form no part of the claimed design. 

CLAIM The ornamental design for a duffle bag, as shown and described. 